20435234286

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:454

約数の個数: 128

約数和(自身を含む): 43893964800

約数和(自身を除く): 23458730514

約数列:

[1, 2, 3, 6, 31, 62, 83, 89, 93, 107, 139, 166, 178, 186, 214, 249, 267, 278, 321, 417, 498, 534, 642, 834, 2573, 2759, 3317, 4309, 5146, 5518, 6634, 7387, 7719, 8277, 8618, 8881, 9523, 9951, 11537, 12371, 12927, 14774, 14873, 15438, 16554, 17762, 19046, 19902, 22161, 23074, 24742, 25854, 26643, 28569, 29746, 34611, 37113, 44322, 44619, 53286, 57138, 69222, 74226, 89238, 228997, 275311, 295213, 357647, 383501, 457994, 461063, 550622, 590426, 686991, 715294, 767002, 790409, 825933, 885639, 922126, 1026793, 1072941, 1150503, 1234459, 1323697, 1373982, 1383189, 1580818, 1651866, 1771278, 2053586, 2145882, 2301006, 2371227, 2468918, 2647394, 2766378, 3080379, 3703377, 3971091, 4742454, 6160758, 7406754, 7942182, 24502679, 31830583, 38268229, 41034607, 49005358, 63661166, 73508037, 76536458, 82069214, 95491749, 109866851, 114804687, 123103821, 147016074, 190983498, 219733702, 229609374, 246207642, 329600553, 659201106, 3405872381, 6811744762, 10217617143, 20435234286]

約数ペア:

[(1, 20435234286), (2, 10217617143), (3, 6811744762), (6, 3405872381), (31, 659201106), (62, 329600553), (83, 246207642), (89, 229609374), (93, 219733702), (107, 190983498), (139, 147016074), (166, 123103821), (178, 114804687), (186, 109866851), (214, 95491749), (249, 82069214), (267, 76536458), (278, 73508037), (321, 63661166), (417, 49005358), (498, 41034607), (534, 38268229), (642, 31830583), (834, 24502679), (2573, 7942182), (2759, 7406754), (3317, 6160758), (4309, 4742454), (5146, 3971091), (5518, 3703377), (6634, 3080379), (7387, 2766378), (7719, 2647394), (8277, 2468918), (8618, 2371227), (8881, 2301006), (9523, 2145882), (9951, 2053586), (11537, 1771278), (12371, 1651866), (12927, 1580818), (14774, 1383189), (14873, 1373982), (15438, 1323697), (16554, 1234459), (17762, 1150503), (19046, 1072941), (19902, 1026793), (22161, 922126), (23074, 885639), (24742, 825933), (25854, 790409), (26643, 767002), (28569, 715294), (29746, 686991), (34611, 590426), (37113, 550622), (44322, 461063), (44619, 457994), (53286, 383501), (57138, 357647), (69222, 295213), (74226, 275311), (89238, 228997)]